N599NN

Part: LUG — CORRODED (ZONE 500 AILERON) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON LUGS L1 AND L6 AT LH AILERON. LUGS WERE REPAIRED PER REO 670-57-61-237 REV. - -

Part: SELECTOR VALVE — FAULTED (ZONE 700) · airframe 19,665 hrs · 17,501 cycles

LANDING GEAR HANDLE PUT IN GEAR DOWN, LANDING GEAR DID NOT MOVE. GEAR DISAGREE RED MASTER WARNING. WRC/QRH CYCLED GEAR WITH NO CHANGE. PERFORMED MANUAL GEAR EXTENSION / REMOVED AND REPLACED LANDING GEAR SELECTOR VALVE IAW CRJ AMM 32-32-10-000/400-801. ALL OPS CHECK GOOD.

Part: EXHAUST DUCT — DENTED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

AFTER REMOVAL TAILCONE EXHAUST CONE IN REF NRC 0038, BENT AND DENTS (4EAS) WERE FOUND. CORRECTIVE ACTION: BENT AND DENTS (4EAS) ON TAILCONE EXHAUST CONE WERE REPAIRED PER REO 690-53-85-107 REV. - -

Part: FITTING — NONE (ZONE 900) · airframe 19,676 hrs · 17,509 cycles

FITTING P/N: A414252-3 PER EA NO: 25-2025-0817. FITTING P/N:A414252-3 WAS FABRICATED PER EA NO: 25-2025-0817 REV -- SECTION III-PERMANENT REPAIR

Part: FITTING — CORRODED (ZONE 900) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON FITING (PN: A414252-3) 1EA BELOW THE SERVICE TABLE AT FWD LAV. FITING (PN: A414252-3) 1EA BELOW THE SERVICE TABLE AT FWD LAV. WAS REPLACED PER SAFRAN CMM 25-40-40

Part: HINGE FITTING — EXCESS PLAY (ZONE 300) · airframe 19,676 hrs · 17,509 cycles

AFTER RUDDER REMOVAL, FREE PLAY ON SELF-ALIGN SELF-LUB BEARING PLAIN ON HINGE FITTING NO. 2 AND NO. 3 AT VERTICAL STABILIZER REAR SPAR MIDDLE SECTION. CORRECTIVE ACTION: HINGE FITTING NO. 2 AND NO. 3 AT VERTICAL STABILIZER REAR SPAR MIDDLE SECTION WERE REPLACED PER RIL #2103 REV. B

Part: HINGE — CORRODED (PAX DOOR STEPS) · airframe 19,676 hrs · 17,509 cycles

HINGE AT ACCESS PANEL 832ET WAS EVALUATED OUT OF LIMITS PER CRJ-900 SRM 52-11-04-101-001-A01 AND WAS REPLACED PER CRJ-900 SRM 51-41-02-001-001-A01

Part: CANISTER — CRACKED (ZONE 600) · airframe 19,676 hrs · 17,509 cycles

DURING INSPECTION OF TASK CARD 57-20-202_R/H-JIC IT WAS DETECTED CRACK ON SLAT TRACK CANISTER BRACKET (TRACK 1-3) AT RH MAIN FUEL TANK. CRACK ON SLAT TRACK CANISTER BRACKET (TRACK 1-3) AT RH MAIN FUEL TANK WAS REPAIRED PER REO 670-57-42-577. REV. --

Part: FLOOR SUPPORT — CORRODED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON FLOOR SUPPORTS (2 EAS) LOCATED BTW FS280.00 TO FS310.00 AND LBL=20", LBL=37" AT FUSELAGE FLOOR STRUCTURE. FLOOR SUPPORTS (2 EAS) LOCATED BTW FS280.00 TO FS310.00 AND LBL=20", LBL=37" AT FUSELAGE FLOOR STRUCTURE WERE EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-00-00-101-001-A01 AND REPLACED PER CRJ-900 SRM 51-42-21-01-001-A01

Part: FLOORBEAM — CORRODED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON CROSSBEAM FS333.00 BTW BL=0 TO LBL=9 AT FUSELAGE FLOOR STRCTURE. CORRECTIVE ACTION: EVALUATED, DUE TO NOT ALLOWED DAMAGE: CROSSBEAM FS333.00 BTW BL=0 TO LBL=9 AT FUSELAGE FLOOR STRCTURE. WERE FOUND OUT OF LIMITS PER CRJ-900 SRM 53-21-43-101-001-A03 AND REPAIRED PER REO 690-53-21-1977 REV- -

Part: FRAME ANGLE — CORRODED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON FRAME CLIPS (2 E/A'S) ON FS 1051.30 AND FS1030.00 STGR 26R AT AFT CARGO COMPARTMENT CORRECTIVE ACTION: CORROSION ON FRAME CLIPS (2 E/A'S) ON FS 1051.30 AND FS1030.00 STGR 26R AT AFT CARGO COMPARTMENT WERE REMOVED PER CRJ 900 SRM 51-21-06-001-001-A01, EVALUATED,FOUND OUT OF LIMITS ,THEREFORE PER CRJ-900 SRM 53-61-03-101-003-A02 STEP 4.A AND CRJ-900 SRM 53-00-01-101-001-A01 AND REPLACED PER CRJ-900 SRM 51-42-21-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON RH SEAT RAILS, RBL9 (2 EAS) BTW FS 847.00TO FS 977.00 AT CABIN PAX. DUE TO EXCESS OF CORROSION ON SEAT RAILS RBL9 (2 EAS) FS 847.00TO FS 977.00 AT CABIN PAX WERE OUT OF LIMITS PER CRJ 900 SRM 53-51-49-101-001-A02 THEREFORE WERE REPLACED PER CRJ 900 AMM 53-00-49

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON LH SEAT RAILS, LBL9 (2 EAS) AND LBL27 (1 EA) BTW FS 847.00TO FS 977.00 AT CABIN PAX. LH SEAT RAILS, LBL9 (2 EAS) AND LBL27 (1 EA) BTW FS 847.00TO FS 977.00 AT CABIN PAX WERE EVALUATED OUT OF LIMITS PER CRJ-900 SRM 53-51-49-101-001-A02 AND REPLACED PER CRJ-900 AMM 53-00-49

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON SEAT RAIL, LBL9 (2 EAS) AND RBL9 (2 EAS) BTW FS 477.40 TO FS693.00 AT CABIN PAX. SEAT RAIL, LBL9 (2 EAS) AND RBL9 (2 EAS) BTW FS 477.40 TO FS693.00 AT CABIN PAX. ARE OUT OF LIMITS PER CRJ-900 SRM 53-31-49-101-001-A02 AND PER CRJ/900 SRM 53-41-49-101-001-A02 THEREFORE WERE REPLACED PER CRJ-900 AMM 53-00-49

Part: SUPPORT — CRACKED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

CRACK IN FWD RH CORNER SUPPORT OF THE JB 6 MODULE AT FWD EQUIPMENT COMPARTMENT. FWD RH CORNER SUPPORT OF THE JB 6 MODULE AT FWD EQUIPMENT COMPARTMENT WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01.

Part: DRAG ANGLE — CRACKED (ZONE 300) · airframe 19,676 hrs · 17,509 cycles

CRACK ON RH VERTICAL STABILIZER TO FUSELAGE ATTACHMENT AFT DRAG ANGLE BTW 55.62% STGR DATUM TO STGR DATUM TO 67.5% REAR SPAR DATUM. CRACK ON RH VERTICAL STABILIZER TO FUSELAGE ATTACHMENT AFT DRAG ANGLE BTW 55.62% STGR DATUM TO STGR DATUM TO 67.5% REAR SPAR DATUM WAS REPAIRED PER CRJ-900 SRM-55-31-00-201-001-A01.

Part: SKIN — CORRODED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

CORROSION AROUND OF SETTLEMENT AREA OF AVIONICS COMPARTMENT DOOR. CORROSION AROUND OF SETTLEMENT AREA OF AVIONICS COMPARTMENT DOOR WAS REPAIRED PER REO 690-53-21-032 REV. - -

Part: BRACKET — CORRODED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON BRACKETS, MACHINED (3EAS) AND PLATE (1 EA) OF INTERNAL STRUCTURE AT FWD CARGO COMPARTMENT. CORRECTIVE ACTION: EVALUATED,DUE TO NOT ALLOWED DAMAGE:BRACKETS, MACHINED (3EAS) AND PLATE (1 EA) OF INTERNAL STRUCTURE AT FWD CARGO COMPARTMENT WERE FOUND OUT OF LIMITS PER CRJ-900 SRM 53-32-58-101-001-A01 AND REPLACED PER CRJ 900 SRM 51-42-21-001-001-A01 AND CRJ 900 SRM 51-42-13-001-001-A01 AND CRJ 900 SRM 51-42-22-001-001-A01 AND CRJ 900 SRM 51-42-06-001-001-A01.

Part: SKIN — NICKED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

SEVERAL NICKS ON EXTERNAL SKIN BTW FS 1015.00/FS 1051.30 AND STGR 27/STGR 24R AT REAR FUSELAGE. NICKS ON EXTERNAL SKIN BTW FS 1015.00/FS 1051.30 AND STGR 27/STGR 24R AT REAR FUSELAGE WAS BLEND OUT CRJ900 SRM 51-12-00-001-001-A01 AND FOUND SKIN BTW FS 1015/FS 1031 AND STGR 27/STGR 24R AT REAR FUSELAGE AND EXTERNAL SKIN BTW FS 1051.30 AND STGR 26R/STGR 24R WITHIN LIMITS PER CRJ900 SRM 53-61-01-101-003-A02 AND SKIN BTW FS 1051.30/1031.00 TO STGR 26RH/ STGR 27 WAS REPAIRED PER REO 690-53-61-1625 REV. - -

Part: HOUSING — WORN (ZONE 800) · airframe 19,676 hrs · 17,509 cycles

WEAR (2 POSITIONS) ON EXTERNAL HANDLE HOUSING OF THE AFT BAGGAGE BAY D. WEAR (2 POSITIONS) ON EXTERNAL HANDLE HOUSING OF THE AFT BAGGAGE BAY DOOR WAS REPAIRED PER REO 670-52-31-031 REV -B.

Part: SKIN — WORN (ZONE 500) · airframe 19,676 hrs · 17,509 cycles

DURING INSPECTION OF THE RC TRFKE001VY3R WEAR ON SETTLEMENT AREA WAS DETECTED OF FAIRINGS (583AB,586AB,592AB,595AB,597AB) AT LH WING LOWER SKIN.ORRECTIVE ACTION: WEAR ON SETTLEMENT AREA OF FAIRINGS (583AB,586AB,592AB,595AB,597AB) AT LH WING LOWER SKIN WERE BLEND OUT CRJ900 SRM 51-12-00-001-001-A01, EVALUATED, SETTLEMENT AREA (583AB,595AB,597AB) THEREFORE IS WITHIN LIMITS AND SETTLEMENT AREA (586AB AND 592AB) THEREFORE IS OUT OFF LIMITS PER CRJ900 SRM 57-00-01-101-001-A03 AND REPAIRED PER REO 690-57-21-530 REV-.

Part: STIFFENER — DAMAGED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

3200FH PERM REPAIR - TEMPORARY DISPOSITION FOR MULTIPLE DAMAGE IN RH NLG WHEEL WELL & AVIONICS BAY HARNESS WITHIN 3200FH, PERFORM A PERMANENT REPAIR OR REPLACE PART(S) IAW APPROVED PROCEDURES. ENGINEERING COMMENTS: SUBMIT A NEW RFTS & DAMAGE REPORT.VALUATED, DETAILED VISUAL INSPECTION ON ITEMS AT RH NLG WHEEL WELL STRUCTURE WAS PERFORMED FOUND THE NEXT, DOOR LANDING DOUBLER WAS FOUND WHITOUT DAMAGE AND WHIT GAP OF .025", LOWER STIFFENER WHITOUT ADDITIONAL DAMAGE ON REINFORCEMENT INSTALLED, UPPER CHANNEL AND ANGLE WITHOUT DAMAGE AND PAINT ON GOOD CONDITION, ALSO STANDOFF AND AVIONICS BAY HARNESS WERE FOUND PREVIOUSLY REPLACED AND WHITOUT DAMAGE AND LOWER STIFFENER WAS REPAIRED PER REO 690-53-11-2028 REV-.

Part: HINGE — DAMAGED (ZONE 800) · airframe 19,676 hrs · 17,509 cycles

BLEND OUT AND ELONGATED PIN HOLE ON PAX DOOR HALF HINGE WITHIN 6650FH FROM INITIAL RELEASE, REPAIR OR REPLACE THE DESCREPANT ITEM IAW APPROVED PROCEDURES. PIANO HINGE AT PASSENGER DOOR WAS REPLACED PER CRJ/900 SRM 53-21-23-201-007-A01.

Part: SKIN — WORN (ZONE 600) · airframe 19,676 hrs · 17,509 cycles

DURING INSPECTION OF THE RC TRFKE001P4A1 WEAR ON SETTLEMENT AREA WAS DETECTED OF FAIRINGS (683AB,686AB,692AB,695AB,697AB) AT RH WING LOWER SKIN. CORRECTIVE ACTION: WEAR ON SETTLEMENT AREA WAS DETECTED OF FAIRINGS (683AB,686AB,692AB,695AB,697AB) AT RH WING LOWER SKIN WERE BLEND OUT CRJ900 SRM 51-12-00-001-001-A01, EVALUATED, SETTLEMENT AREA (683AB,692AB,695AB,697AB) LH WING LOWER SKIN THEREFORE IS WITHIN LIMITS AND SETTLEMENT AREA (686AB) THEREFORE IS OUT OFF LIMITS PER CRJ900 SRM 57-00-01-101-001-A03 AND REPAIRED PER REO 690-57-21-525 REV-.

Part: STRUT — UNSERVICEABLE (ZONE 700) · airframe 18,226 hrs · 16,278 cycles

GEAR DISAGREE WARNING MSG ON GEAR RETRACTION / REMOVED AND REPLACED NLG STRUT ASSEMBLY IAW CRJ 900 AMM 32-21-01-000/400-801-A01-PSA AND T.O. 32-079-001-24 REV A. OPS CHECKS AND LEAK CHECKS GOOD AT THIS TIME. SENSOR CHECKS GOOD AT THIS TIME.

Part: DOUBLER — CORRODED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON DOUBLER FS1000-1015 STGR 26R-25R AT AFT CARGO COMPARTMENT CORRECTIVE ACTION: EVALUATED, DUE TO EXCESIVE CORROSION ON DOUBLER, STIFFENER (2EAS), BRACKET AND STRINGER CLIP (4EAS) ON FS1000-1015 STGR 26R-25R AT AFT CARGO COMPARTMENT PER CRJ900 SRM 53-21-03-101-006-A04 AND REPAIRED PER ETI-900-25-001 REV 1.

Part: FRAME — CORRODED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON FRAME ON FS1031.00 STGR 27-26R AT AFT CARGO COMPARTMENT . EVALUATED, DAMAGE IS NOT ALLOWED IN THE FRAME WEB, ATTACHED FLANGE ON FS1031.00 BTW STGR 25R-26L PER CRJ-900 SRM 53-61-06-101-003-A02 AND REPAIRED PER CRJ900 SRM 53-00-06-201-001-A03.

Part: FRAME ANGLE — CORRODED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON FRAME CLIP FS1069.75 STGR 25R AT AFT CARGO COMPARTMENT. REMOVED SRM 51-21-06-001-001-A01 AND FOUND OUT OFF LIMITS IAW SRM 53-00-00-101-001-A01 THEREFORE WAS REPLACED PER CRJ-900 SRM 51-42-21-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON LH SIDE SEAT RAIL (7 EAS) AT STGR 15 LH, BTW FS669.40 TO FS977.00 AT CABIN PAX. EVALUATED,LH SIDE SEAT RAIL (7 EAS) AT STGR 15 LH, BTW FS669.40 TO FS977.00 ARE OUT OF LIMITS PER CRJ-900 SRM 53-41-49-101-001-A02 AND SRM 53-51-49-101-001-A02 AND REPLACED PER CRJ-900 AMM 53-00-49.

Part: FRAME — CORRODED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON FRAME FS1051.30 BTE STGR 23R-25L AT AFT CARGO COMPARTMENT. EVALUATED, DAMAGE IS NOT ALLOWED IN THE FRAME WEB, ATTACHED FLANGE ON FRAME FS1051.30 BTE STGR 23R-25L AT AFT CARGO COMPARTMENT PER SRM 53-61-06-101-003-A02 AND REPLACED PER CRJ900 SRM 51-42-06-001-001-A01 AND PER CRJ900 SRM 51-42-21-001-001-A01.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON RH SIDE SEAT RAIL (6 EAS) AT STGR 15 RH, BTW FS669.40 TO FS977.00 AT CABIN PAX. EVALUATED, RH SIDE SEAT RAIL (6 EAS) AT STGR 15 RH, BTW FS669.40 TO FS977.00 AT CABIN PAX ARE OUT OF LIMITS PER SRM 53-41-49-101-001-A02 AND SRM 53-51-49-101-001-A02 AND REPLACED PER AMM 53-00-49.

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CORROSION AND WEAR ON SEAT TRACKS RBL 9 (1E/A) AND LBL 9 (1E/A) BTW FS349.00 TO FS477.40 AT CABIN PAX. SEAT TRACKS RBL 9 (1E/A) AND LBL 9 (1E/A) BTW FS349.00 TO FS477.40 ARE OUT OF LIMITS PER CRJ-900 SRM 53-21-49-101-001-A01 THEREFORE WERE REPLACED PER AMM 53-00-49

Part: FLOOR SUPPORT — CRACKED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CRACK ON FLOOR AUPPOR RBL 12 BTWN FS 217 TO FS 230. CRACK ON FLOOR BEAM BL 12 RH BTWN FS 217.00 TO FS 230.00 WAS REPAIRED PER REO 690-53-11-2022 REV. - -

Part: SEAT TRACK — CORRODED (ZONE 200) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON SIDE SEAT RAIL STGR 15 (4 EAS) RH AND (4 EAS) LH BTW FS 379.00 TO FS 669.40 AT PASSENGER COMPARTMENT. EVALUATED, SIDE SEAT RAIL STGR 15 (4 EAS) RH AND (4 EAS) LH BTW FS 379.00 TO FS 669.40 AT PASSENGER COMPARTMENT ARE OUT OF LIMITS PER CRJ-900 SRM 53-21-49-101-001-A01 AND SRM 53-31-49-101-001-A01 AND REPLACED PER CRJ-900 AMM 53-00-49.

Part: FRAME — CORRODED (ZONE 100) · airframe 19,676 hrs · 17,509 cycles

CORROSION ON FRAME FS1088.20 BTW STGR 23R-24L AT AFT CARGO COMPARTMENT. EVALUATED, DAMAGE IS NOT ALLOWED IN THE FRAME WEB, ATTACHED FLANGE ON FS1088.20 BTW STGR 23R-24L PER CRJ-900 SRM 53-61-06-101-003-A02 AND REPLACED PER CRJ900 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 16,124 hrs · 14,416 cycles

FWD CARGO DOOR CAUTION MSG AT 7000 INTERMINTENTLY / INTERROGATED MDC FOUND PX16 SENSOR CLOSE TO UPPER RIGGING TOLERANCE. ADJUSTED PX16 TO CENTER OF RIG TOLERANCE BY PERFORMING ADJUSTMENT OF PX16 SENSOR IAW CRJ900 AMM 52-70-12-820-801-A04. HEALTH AND OPS CHECK GOOD.

Part: UNKNOWN — UNKNOWN (UNKNOWN) · airframe 14,928 hrs · 13,422 cycles

MAINTENANCE REPORTS THE PAX DOOR HINGE PIN SPRING PIN (P/N MS16562ˆ’212) WAS FOUND TO BE PROTRUDING FROM THE PIANO HINGE AND ROTATED CAUSING A .062€? GOUGE IN THE LUG LAND. PERFORMED PERMANENT REPAIR IAW REO 690-53-21-1624.

Part: ROLLER — FAULTED (PAX DOOR) · airframe 14,315 hrs · 12,892 cycles

RAMP AGENT REPORTED PAX DOOR WOULD NOT OPENED FROM THE OUTSIDE. REMOVED AND REPLACED PASSENGER DOOR INNER HANDLE DETENT ROLLER AND BUSHING IAW CMM 52-11-00.

Part: DOOR — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT LOWER MID CAP BETWEEN FS 310 AND FS 349. SURROUND STRUCTURE OF PASSENGER DOOR. ACTION CORRECTIVE: LOWER MID CAP BETWEEN FS 310 AND FS 349 SURROUND STRUCTURE OF PASSENGER DOOR WAS REPLACED PER CRJ-900 SRM 51-41-02-001-001-A01 PAR. 6 (D)

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT SIDE SEAT RAIL OF STRG 15RH BETWEEN FS847+16 – FS897. SECTION OF SIDE SEAT RAIL WAS REPLACED, STRG.15RH BETWEEN FS=847+16 TO FS=897, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT SIDE SEAT RAIL OF STRG 15LH BETWEEN FS=785.15 FS – FS=847+8.40. SECTION OF SIDE SEAT RAIL WAS REPLACED, STRG. 15LH ,BETWEEN FS=785.15 TO FS=847+8.40, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: FLOORBEAM — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT RBL9 FLOOR BEAM BETWEEN FS977.0 – FS1098.0 ACTION: AREA AT RBL9 FLOOR BEAM BETWEEN FS 977 - FS 1000 AND FS 1070 - FS 1098 WERE CLEANED PER CRJ900 SRM 51-26-00-001-001-A01 DAMAGE WAS NOT FOUND. CORROSION BETWEEN FS 1015 TO FS 1070 RBL 9 WAS REPAIR PER EA 22 C9-53-0835-IR SECTION III-PERMANENT REPAIR

Part: FLOOR SUPPORT — CORRODED (AFT CARGO COMPAR) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT RBL27 FLOOR BEAM BETWEEN FS 977.0 – FS1098.0 ACTION CORRECTIVE: FLOOR BEAM RBL 27 WAS REPAIRED PER EA 22-C9-53-0831 REV. IR SECTION III-PERMANET REPAIR.

Part: SEAT TRACK — CORRODED (ZONE 100)

CORROSION AT RBL9 SEAT RAIL BETWEEN FS347 – FS469+8

Part: SKIN — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

AFTER AUTOMATIOC DIRECTION FINDER ANTENNA REMOVAL, CORROSION AND WEAR WAS FOUND ON THE FUSELAGE SKIN (SETTLEMENT AREA OF ADF ANTENNA) FUSELAGE SKIN (SETTLEMENT AREA OF ADF ANTENNA) WAS REPAIRS PER EA 22-C9-53-0880 REV IR

Part: SKIN — CORRODED (ZONE 200) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION ON FUSELAGE SKIN FS1000-1015 STGR 25R-26R CORRECTIVE ACTION: FUSELAGE SKIN CORROSION FS1000-1015 STGR 25R-26R REPAIR PER EA 22-C9-53-0848 REV IR SECTION III- PERMANENT REPAIR

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT SEAT RAIL RBL9 BETWEEN FS581- FS661+32. SECTION OF SEAT RAIL WAS REPLACED, AT RBL9 ,BETWEEN FS=581 TO FS=661+32, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: FLOORBEAM — CORRODED (AFT CARGO COMPAR) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT LBL27 FLOOR BEAM BETWEEN FS 977.0 – FS1051.3 ACTION CORRECTIVE: FLOOR BEAM LBL 27 WAS REPAIRED PER EA 22-C9-53-0832 REV. IR SECTION III-PERMANENT REPAIR

Part: FLOOR SUPPORT — CORRODED · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT LBL9 FLOOR BEAM BETWEEN FS977.0 – FS1098.0 ACTION: AREA AT LBL9 FLOOR BEAM BETWEEN FS 977 - FS 1015 AND FS 1080 - FS 1098 WERE CLEANED PERCRJ900 SRM 51-26-00-001-001-A01 DAMAGE WAS NOT FOUND.CORROSION BETWEEN FS 1015 TO FS 1080 RBL 9 WAS REPAIR PER EA 22-C9-53-0844 REV. IR SECTION IIIPERMANENT REPAIR

Part: TANK — CRACKED (ZONE 500) · airframe 13,409 hrs · 12,107 cycles

CRACK ON CANISTER WELDED NO 3 WS148 OF INTERNAL LH MAIN FUEL TANK

Part: SHEAR TIE — CRACKED (ZONE 200) · airframe 13,409 hrs · 12,107 cycles

CRACK ON SHEER CLIP ON FS 1051.30

Part: RIB — CRACKED (RT WING) · airframe 13,409 hrs · 12,107 cycles

CRACK ON RIB LEADING EDGE SS57.16 AT RH WING RIB LEADING EDGE SS57.16 AT RH WING WAS REPAIRED PER REO 690-57-41-240 REV --

Part: SEAT TRACK — CORRODED (ZONE 100)

CORROSION AT SEAT RAIL RBL9 BETWEEN FS=485+8 - FS=581. SECTION OF SEAT RAIL WAS REPLACED, AT RBL9 ,BETWEEN FS=485+8 TO FS=581, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT SIDE SEAT RAIL OF STRG 15RH BETWEEN FS897 – FS942. SIDE SEAT RAIL OF STRG 15RH BETWEEN FS897 – FS969 WAS REPLACED PER AMM 53-00-49 (CONFIG. A12).

Part: INTERCOSTAL — CORRODED (ZONE 100) · airframe 13,409 hrs · 12,107 cycles

CORROSION ON INTERCOSTALS (2EAS) BETWEEN FS=349 NEAR STGR 27 AT MAIN AVIONICS COMPARTMENT

Part: SKIN — CRACKED · airframe 13,409 hrs · 12,107 cycles

EXISTING BLEND REPAIR AND ELONGATE HOLE ON THE FUSELAGE SKIN AT FS969 BETWEEN STR6R - STR7R ACTION EXISTING BLEND REPAIR AND ELONGATE HOLE ON THE FUSELAGE SKIN AT FS969 BETWEEN STR6R - STR7R WAS REPAIR PER EA22-C9-53-0828 REV IR SECTION III- PERMANENT REPAIR

Part: ANGLE — CRACKED (MAIN CABIN DOOR) · airframe 13,409 hrs · 12,107 cycles

ANGLE OF INNER SKIN AT AFT SIDE OF PASSENGER DOOR WAS REPAIRED PER CRJ-900 SRM 52-11-04-201-002-A01

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT SEAT RAIL LBL9 BETWEEN FS661+32 – FS661+98. SECTION OF SEAT RAIL WAS REPLACED, AT LBL9 ,BETWEEN FS=661+32 TO FS=661+98, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT SIDE SEAT RAIL OF STRG 15LH BETWEEN FS847+16 – FS=897.7 SECTION OF SIDE SEAT RAIL WAS REPLACED, STRG. 15LH ,BETWEEN FS=847+16 TO FS=897.7, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: STRINGER — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION ON STGR 26RH BETWEEN FS=280 TO FS=310 AT MAIN AVIONICS COMPARTMENT. ACTION CORRECTIVE: STGR 26RH BETWEEN FS=280 TO FS=333 AT MAIN AVIONICS COMPARTMENT WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01 PAR. 6 A AND CRJ-900 SRM 51-42-20-001-001-A01 PAR. 6 A

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION ON SEAT RAILS (2EAS) 9RBL AND 27RBL, BTW STA FS=977-FS=1005. (C2) SECTIONS OF SEAT RAILS WERE REPLACED, 9RBL AND 27RBL BTW FS=977 TO FS=1005, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT SEAT RAIL LBL9 BETWEEN FS=581 – FS=661+32. SECTION OF SEAT RAIL WAS REPLACED, AT LBL9 ,BETWEEN FS=581 TO FS=661+32, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: SKIN — DENTED (ZONE 200) · airframe 13,409 hrs · 12,107 cycles

DENT AT UPPER FUSELAGE SKIN BETWEEN FS1162 AND FS1181 AND BETWEEN STRG 8L AND STGR 9L DENT AT UPPER FUSELAGE SKIN BETWEEN FS1162 AND FS1181 AND BETWEEN STRG 8L AND STGR 9L WAS REPAIRED PER EA 22-C9-53-0829 REV.IR SECTION III-PERMANENT REPAIR.

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT SIDE SEAT RAIL OF STRG 15RH BETWEEN FS785.15 – FS847+8.4. SECTION OF SIDE SEAT RAIL WAS REPLACED, STRG.15RH BETWEEN FS=785.15 TO FS=847+8.4, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: SEAT TRACK — CORRODED (ZONE 100) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION AT SIDE SEAT RAIL OF STRG 15LH BETWEEN FS=913.0 TO FS=968.0 SECTION OF SIDE SEAT RAIL WAS REPLACED, AT STRG. 15 ,BETWEEN FS=913.0 TO FS=968.0, PER CRJ-900 AMM 53-00-49 (CONFIG. A12).

Part: SUPPORT — WORN (BS 517-661) · airframe 13,409 hrs · 12,107 cycles

WORN PAN TYPE HOLD DOWN SUPPORTS (2E/A) AT FS517 AND STGR 24LH, FS661+16 AND STGR 24LH AT FWD CARGO FLOOR STRUCTURE. PAN TYPE HOLD DOWN SUPPORTS (2E/A) AT FS517 AND STGR 24LH, FS661+16 AND STGR 24LH AT FWD CARGO FLOOR STRUCTURE WERE REPAIRED PER E/A 22-C9-53-0841 REV.IR.

Part: SUPPORT — CORRODED (BS 517-565) · corrosion level 2 · airframe 13,409 hrs · 12,107 cycles

CORROSION ON PAN TYPE HOLD DOWN SUPPORTS (4E/A) AT FS517 AND STGR 27, FS549 AND STGR 25RH, FS565 AND STGR 24LH, FS565 AND STGR 27 AT FWD CARGO FLOOR STRUCTURE. PAN TYPE HOLD DOWN SUPPORTS (4E/A) AT FS517 AND STGR 27, FS549 AND STGR 25RH, FS565 AND STGR 24LH, FS565 AND STGR 27 AT FWD CARGO FLOOR STRUCTURE WERE REPAIRED PER E/A 22-C9-53-0841 REV.IR.

Part: SKIN — CORRODED · corrosion level 2 · airframe 12,505 hrs · 11,315 cycles

DURING OVERNIGHT OPERATIONS AT HEBRON KY (CVG) MX REPORTS AFTER REMOVING ATG ANTENNA, FOUND CORROSION INSIDE OF FUSELAGE AT ATG ANTENNA COAX CONNECTIONS, NUT PLATES, AND SURROUNDING AREA CORRODED. THE FUSELAGE SKIN (P/N MM690-35146-013) IS FABRICATED FROM .125Ï¿½ 2024 T WITH CHEM MILLED POCKETS. / APPLIED AND COMPLIED WITH SECTION ONE AND TWO OF EA22-C9-53-125 REV B IAW THE EA INSTRUCTIONS. SECTION TWO TEMPORARY REPAIR REPETITIVE INSPECTIONS ARE REQUIRED AT 140 FLIGHT HOURS INTERVALS UNTIL ACCOMPLISHING REQUIRED SECTION THREE WITH 800 FLIGHT HOURS. PERFORMED ECI ON ATG ANTENNA MOUNTING SURFACE AFTER REMOVAL OF CORROSION IAW CRJ 900 NDTM 51-20-006-250. NO DEFECTS NOTED AT THIS TIME.

Part: MOTOR — OVERTEMP (LAVATORY) · airframe 11,739 hrs · 10,702 cycles

THE FLIGHT CREW REPORTED THE TOILET WAS PARTIALLY CLOGGED AND THAT REPEATED FLUSHING ATTMEPTS BY PAX OVERHEATED THE LAV MOTOR AND CREATED THE ODOR. THE FA'S CLOSED THIS LAV TO PAX USE FOR THE REMAINDER OF THE FLIGHT. DISPATCH WAS CONTACTED VIA ARINC DESCRIBING THE SITUATION, AND AT THAT POINT, THE ODOR HAD DISSIPATED. MX CONTROLLERS ADVISED THE CREW THAT THEY COULD CONTINUE TO DCA. NO OTHER SIGNIFICANT EVETNS OCCURED. FWD LAV CONTINUES TO FLUSH MOTOR PRODUCING ELECTRICAL BURN SMELL / REMOVED THE LAV SHROUD AND PERFORMED OPS TEST OF THE LAV MOTOR IAW CRJ 900 AMM 38-31-00-710-801/A01. AND C/W FIM INSTRUCTION FIM 21-22-00-810-806/A01 NO SMOKE NOTED AT THIS TIME. PUT THE SHROUD BACK ON PLACE IAW CRJ 900 AMM 25-42-15-000/400-801.

Part: DOOR — OPEN (NLG) · airframe 10,850 hrs · 9,966 cycles

FLIGHTCREW HEARD A LOUD NOISE FROM NEAR THE FRONT MAIN GEAR WELL. THEY DECLARED A MX EMERGENCY AND RETURNED TO CLT TO INSPECT THE ISSUE. THE GROUND CREW AT CLT HAD LEFT BOTH THE AC AND COMMAND PANELS ON THE NOSE OPEN, WHICH CAUSED THE LOUD SOUND THAT THE CREW WERE HEARING, ONCE ON THE GROUND AND NOT NOTICING ANY OTHER EFFECTS, THE EMERGENCY WAS CANCELLED. / INSPECTED AND CLOSED BOTH A/C SERVICE DOORS IAW CRJ900 AMM 52-45-31-400-801 , 52-45-36-400-801 NO DEFECTS NOTED AT THIS TIME.

Part: SENSOR — MALFUNCTIONED (RT BRAKE TEMP) · airframe 10,611 hrs · 9,744 cycles

THE CREW RECIEVED A BTMS OVT MASTER WARNING DURING TAKE OFF FROM IAD. THE CREW RAN THE QRH BUT THE INDICATION KEPT COMING BACK. THEY DECLARED AN EMERGENCY AND RETURNED TO IAD. THE FLIGHT LANDED SAFELY AND TAXIED TO THE GATE. REMOVED AND REPLACED RH OB BRAKE TEMP SENSOR. OPS CHECK GOOD. THIS CLEARS MEL.

Part: SELECTOR VALVE — UNSERVICEABLE (MLG) · airframe 10,156 hrs · 9,352 cycles

WHILE ENROUTE TO OMA THE CREW GOT A PROX SYSTEM CAUTION MESSAGE AND RAN THE QRH AND MADE THE DECISION TO RETURN BACK TO CLT. THEY DID DECLARED A EMERGENCY AND TRUCKS DID ROLL, BUT NOT NEED AS THE AIRCRAFT WAS ABLE TO TAXI TO TAXI TO A GATE UNDER THEIR OWN POWER. THEY DID NOT LAND OVERWEIGHT NOR DID THE PASSENGERS BRACE. NO FURTHER INFORMATION GIVEN AT THIS TIME. T/S IAW CRJ 900 FIM 32-32-10-810-803 FOR B CODE 007191. CONTINUITY CHECK GOOD. REPLACED LANDING GEAR SELECTOR VALVE, IAW CRJ 900 AMM 32-32-10-000/400-801. OPERATIONS TESTED, IAW CRJ 900 AMM 32-30-00-710-801 LANDING GEAR EXTENSION/RETRACTION SYSTEM. OPERATIONS CHECK GOOD. NO DEFECTS AT THIS TIME.

Part: PSEU — FAILED (MLG) · airframe 10,140 hrs · 9,337 cycles

RETURN TO FIELD FOR GEAR DISAGREE WARNING MESSAGE. NO EMERGENCY WAS DECLARED, AND THE FLIGHT WAS NOT OVERWEIGHT AT LANDING. REMOVED AND REPLACED PSEU IAW CRJ900 AMM 32-61-01-000-80. PERFORMED LANDING GEAR SWINGS IAW CRJ900 AMM 32-30-00-710-801. NO DEFECTS NOTED (RETRACTED IN 9 SECONDS, EXTENDED IN 12 SECONDS)

Part: WARNING MESSAGE — ILLUMINATED (STAB TRIM) · airframe 10,016 hrs · 9,220 cycles

DURING FLIGHT THE CREW REPORTED TO MAINTENANCE CONTROL THAT THEY HAD A "STAB TRIM RUN IN CRUISE", BUT THAT THEY WERE OK AND THE DISCONNECT WORKED FINE. THE RAN THE QRH FOR STAB TRIM AND LANDED IN CLT AT FLAPS 20. THE FLIGHT LANDED SAFELY AND DEPLANED AS USUAL. HOURS AFTER THEY ARRIVED IN CLT THE SHIFT MANAGER WAS INFORMED THAT THEY HAD DECLARED AN EMERGENCY. THE AIRCRAFT IS CURRENTLY IN MAINTENANCE.

Part: A/C PACK — ODOR (AC BAY) · airframe 9,132 hrs · 8,413 cycles

AFTER UNSUCCESSFUL AIR START THERE IS A BURNING SMELL IN THE CABIN. - UPON ENTERING THE PLANE FOUND BOTH PACKS TO BE IN THE ON POSITION WHICH IS INCORRECT FOR AIR START. C/W STANDARD ENG START UP PROCEDURE. AFTER RESETTING CB'S M4 & M5 ON CBP-1. FOUND NO EVIDENCE OF A BURNING SMELL UPON THE SUCCESSFUL START UP OF BOTH THE L/H & R/H ENGS.SUSPECT SOURCE OF BURNING SMELL TO HAVE COME FROM THE HUFFER CART.

Part: UNKNOWN — ODOR · airframe 9,011 hrs · 8,299 cycles

ODD ODOR SMELL ON TAKE OFF AND CAME BACK AFTER LANDING. PERFORMED OPS CHECK OF A/C SYS IAW CRJ900 AMM 21-51-00-710-801-A01. OPS CHECK GOOD, NO ODD SMELL NOTED.

Part: COUPLING — UNSECURE (FUEL SYSTEM) · airframe 8,458 hrs · 7,800 cycles

CREW NOTICED FUEL LEAK ON AIRCRAFT PRE FLIGHT CHECK. MAINTENANCE FOUND 8 LOOSE SCREWS CAUSING LEAK. RESECURED ALL 8 SCREWS ON BRONZE REFUEL COUPLING IAW CRJ 900 AMM 28-25-05-400-801-A02 TR 28-0326. LEAK CHECK GOOD.

Part: LENS — MISSING (EMERGENCY LIGHT) · airframe 8,370 hrs · 7,729 cycles

EMERGENCY EXIT SIGN IN AISLE ABOVE EXIT ROW MISSING - REPLACED LIGHT COVER.

Part: FAN — FAILED (DISPLAY) · airframe 8,175 hrs · 7,556 cycles

ENROUTE TO GSO BOTH DISPLAY FANS WENT INOP. THE CREW DECLARED AN EMERGENCY AND RETURNED TO CLT WHERE THEY LANDED WITHOUT FURTHER INCIDENT. REMOVED AND REPLACED #1DISPLAY SUPPLY FAN AND CHECK-VALVE IAW CRJ 900 AMM. OPS CHECK GOOD AT THIS TIME.